21241520352

Names of 21241520352

• Cardinal: 21241520352 can be written as Twenty-one billion, two hundred forty-one million, five hundred twenty thousand, three hundred fifty-two.

Scientific notation

• Scientific notation: 2.1241520352 × 10¹⁰

Factors of 21241520352

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 894

Divisors of 21241520352

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 72 78 81 89 96 104 108 117 144 156 162 178 208 216 234 243 267 288 312 324 351 356 416 432 468 486 534 624 648 702 712 729 787 801 864 936 972 1053 1068 1157 1248 1296 1404 1424 1458 1574 1602 1872 1944 2106 2136 2314 2361 2403 2592 2808 2848 2916 3148 3159 3204 3471 3744 3888 4212 4272 4628 4722 4806 5616 5832 6296 6318 6408 6942 7083 7209 7776 8424 8544 9256 9444 9477 9612 10231 10413 11232 11664 12592 12636 12816 13884 14166 14418 16848 18512 18888 18954 19224 20462 20826 21249 21627 23328 25184 25272 25632 27768 28332 28836 30693 31239 33696 37024 37776 37908 38448 40924 41652 42498 43254 50544 55536 56664 57672 61386 62478 63747 64881 70043 75552 75816 76896 81848 83304 84996 86508 92079 93717 101088 111072 113328 115344 122772 124956 127494 129762 140086 151632 163696 166608 169992 173016 184158 187434 191241 210129 226656 230688 245544 249912 254988 259524 276237 280172 281151 303264 327392 333216 339984 346032 368316 374868 382482 420258 491088 499824 509976 519048 552474 560344 562302 573723 630387 679968 692064 736632 749736 764964 828711 840516 843453 910559 982176 999648 1019952 1038096 1104948 1120688 1124604 1147446 1260774 1473264 1499472 1529928 1657422 1681032 1686906 1821118 1891161 2039904 2076192 2209896 2241376 2249208 2294892 2486133 2521548 2731677 2946528 2998944 3059856 3314844 3362064 3373812 3642236 3782322 4419792 4498416 4589784 4972266 5043096 5463354 5673483 6119712 6629688 6724128 6747624 7284472 7458399 7564644 8195031 8839584 8996832 9179568 9944532 10086192 10926708 11346966 13259376 13495248 14568944 14916798 15129288 16390062 17020449 18359136 19889064 20172384 21853416 22693932 24585093 26518752 26990496 29137888 29833596 30258576 32780124 34040898 39778128 43706832 45387864 49170186 51061347 59667192 60517152 65560248 68081796 73755279 79556256 87413664 90775728 98340372 102122694 119334384 131120496 136163592 147510558 181551456 196680744 204245388 221265837 238668768 262240992 272327184 295021116 393361488 408490776 442531674 544654368 590042232 663797511 786722976 816981552 885063348 1180084464 1327595022 1633963104 1770126696 2360168928 2655190044 3540253392 5310380088 7080506784 10620760176 21241520352
• Sum of all divisors σ(n): 68368723920
• Sum of proper divisors (its aliquot sum) s(n): 47127203568
• 21241520352 is an abundant number, because the sum of its proper divisors (47127203568) is greater than itself. Its abundance is 25885683216

Bases of 21241520352

• Binary: 10011110010000101111110000011100000₂
• Hexadecimal: 0x4F217E0E0
• Base-36: 9RANI00

Squares and roots of 21241520352

• 21241520352 squared (21241520352²) is 451202186864430203904
• 21241520352 cubed (21241520352³) is 9584220435147701241110325854208
• The square root of 21241520352 is 145744.7095163321
• The cube root of 21241520352 is 2769.4606530699

Scales and comparisons

• 21,241,520,352 seconds is equal to 675 years, 21 weeks, 3 days, 22 hours, 19 minutes, 12 seconds.
• To count from 1 to 21,241,520,352 would take you about one thousand, three hundred fifty years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21241520352 cubic inches would be around 230.8 feet tall.

Recreational maths with 21241520352

• 21241520352 backwards is 25302514212
• 21241520352 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21241520352's digits is 27
• More coming soon!